Mercury Marquis 1973-2004

Model Marquis made by Mercury got 1 consumer complain as well as 31 service bulletins. Consumer complaints with reference to tires. . Technical service bulletines regarding air bags and electrical system.

An oil leak in the area of the engine oil filter may be caused by a damaged or mis-installed (i.e. rolled over, pinched, sheared, nicked, etc.) oil pump body seal. *tt

04/24/1997

ENGINE AND ENGINE COOLING - EXHAUST SYSTEM

BC9671961001

10/01/1996

50531

Push connection between the flexible fuel vapor line at the carbon canister & the metal fuel vapor line may not seat fully on the fuel vapor line. *tt

05/27/1997

EQUIPMENT - ELECTRICAL - AIR CONDITIONER

BC5175961001

10/01/1996

50454

Concerns of a/c going to defrost mode when climbing grades or accelerating are likely caused by vacuum leaks. *tt

04/24/1997

FUEL SYSTEM, GASOLINE - CARBURETOR SYSTEM

BC9676961001

10/01/1996

50536

Improper rtv application at the front/rear lower intake manifold end seals & side gaskets may cause an oil/coolant leak. *tt

05/27/1997

FUEL SYSTEM, GASOLINE - DELIVERY - FUEL PUMP

BC4651961001

10/01/1996

50443

Vehicle may not start after being parked in below freezing temps. may be due to moisture freezing in the fuel pump relay contained within the ccrm (constant control relay module). *tt

04/24/1997

BC5176961001

10/01/1996

50455

Connection between the sender (9a299) & the fuel pump (9350) changed from the existing spade terminal to an eyelet terminal which is secured under the top sender mount screw. *tt

04/24/1997

PARKING BRAKE - CONVENTIONAL

BC9672961001

10/01/1996

50532

Procedure for brake warning indicator stays on red in cluster. *tt

05/27/1997

POWER TRAIN - AXLE ASSEMBLY

BC9674961001

10/01/1996

50534

Light to moderate axle noise (axle whine) at 50 to 65 mph (80 to 105 kph) during accels, decels or cruise may be due to axle noise being transmitted from the axle into the vehicle. *tt

05/27/1997

POWER TRAIN - MANUAL TRANSMISSION

BC9685961001

10/01/1996

50543

Parts information for replacing the main control. *tt

05/27/1997

BC9694961001

10/01/1996

50552

Information on vehicles that may exhibit a slight delay in the first drive away after the vehicle has been parked overnight, or for a longer period of time. *tt

05/27/1997

BC4854961001

10/01/1996

50444

Revised eec calibration has been incorporated in pcm calibration for vehicles which display lack of power due to torque converter engagement scheduling, catalytic converter failures, rough idle or hard start on hot restart. *tt

04/24/1997

BC5217961001

10/01/1996

50492

Information on replaced/repaired manual transmission under warranty and returned w/ signs of improper/lack of maintenance or misdiagnosis. *tt

04/24/1997

BC9642961001

10/01/1996

50506

Procedure for vehicles equipped with an aode or 4r70w transmission has a concern of shudder from the transmission torque converter clutch in 3rd or 4th gear or during 3-4 shift. *tt

04/24/1997

SERVICE BRAKES, HYDRAULIC - ANTILOCK - CONTROL UNIT/MODULE

BC5224961001

10/01/1996

50499

Information on abs sensors returned for analysis are identified as 'no problem found'. *tt

Revised rear brake lining for both 9 inch & 10 inch applications for concerns w/ rear brake grab during the first few brake applications when the brakes are cold or in the morning after an overnight rain. *tt

Revised hood seal for concerns of a wind whistle at speeds over 35 mph. *tt

04/24/1997

SUSPENSION - REAR - SHOCK ABSORBER

BC5198961001

10/01/1996

50475

Improved rear shock absorbers for customers who may experience a low tone rattling noise or whoosh sound from the rear of the vehicle while traveling less than 25 mph & going over small to moderate bumps. *tt

04/24/1997

VEHICLE SPEED CONTROL - CRUISE CONTROL

BC5186961001

10/01/1996

50464

Vehicles may experience an intermittent high idle after decel to a stop, when clutch pedal is depressed w/ no throttle movement. *tt